Wait, what's wrong with the default UI's "queue as group" for non-AV battlegrounds? Or are you saying the queue times will be much faster if everyone solo queue's at the exact same instant rather than "as a group"?
thats my assumption yes
edit: and if this is the case, then any mod with that functionality will be the must have mod for every premade
LightQueue v3 soon
not 'comeback' as in available, but 'comeback' as in super popular